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1、IntroductiontoSocialNetworkMethods:Chapter1:SocialNetworkDataIntroductiontoSocialNetworkMethods1.SocialNetworkDataThispageispartofanon-linetextbookbyRobertA.HannemanandMarkRiddleoftheDepartmentofSociologyattheUniversityofCalifornia,Riverside.Feelfreetouseand
2、reproducethistextbook(withcitation).Formoreinformation,ortooffercomments,youcansendmee-mail.TableofContents●Introduction:What'sdifferentaboutsocialnetworkdata?●NodesPopulations,samples,andboundariesModalityandlevelsofanalysis●RelationsSamplingtiesMultiplerel
3、ations●Scalesofmeasurement●AnoteonstatisticsandsocialnetworkdataIntroduction:What'sdifferentaboutsocialnetworkdata?Ononehand,therereallyisn'tanythingaboutsocialnetworkdatathatisallthatunusual.Networkersdouseaspecializedlanguagefordescribingthestructureandcon
4、tentsofthesetsofobservationsthattheyuse.But,networkdatacanalsobedescribedandunderstoodusingtheideasandconceptsofmorefamiliarmethods,likecross-sectionalsurveyresearch.Ontheotherhand,thedatasetsthatnetworkersdevelopusuallyenduplookingquitedifferentfromtheconve
5、ntionalrectangulardataarraysofamiliartosurveyresearchersandstatisticalanalysts.Thedifferencesarequiteimportantbecausetheyleadustolookatourdatainadifferentway--andevenleadustothinkdifferentlyabouthowtoapplystatistics."Conventional"sociologicaldataconsistsofar
6、ectangulararrayofmeasurements.Therowsofthearrayarethecases,orsubjects,orobservations.Thecolumnsconsistofscores(quantitativeorqualitative)onattributes,orvariables,ormeasures.Eachcellofthearraythendescribesthescoreofsomeactoronsomeattribute.Insomecases,therema
7、ybeathirdfile:///C
8、/Documents%20and%20Settings/hanneman/My%20...ts/Network_Text/Version2/C1_Social_Network_Data.html(1of18)3/17/200511:28:45AMIntroductiontoSocialNetworkMethods:Chapter1:SocialNetworkDatadimensiontothesearrays,representingpanelsofobservations
9、ormultiplegroups.NameSexAgeIn-DegreeBobMale322CarolFemale271TedMale291AliceFemale283Thefundamentaldatastructureisonethatleadsustocomparehowactorsaresimilarordissimilartoeachotheracrossattributes
